15 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
knowledge about imaging ... low attenuation (table ... On a Chest X-Ray ... detected on a chest ... The cystic pattern
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Low Attenuation pattern ... #Clinical #Radiology ... #HRCT #CTChest ... #Pattern #Comparison ... #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Low Attenuation pattern ... #Clinical #Radiology ... #HRCT #CTChest ... #Pattern #Comparison ... #Table #RadiologyAssistant
Estimated Medical Radiation Doses for 5 Year-Old Child

3-view ankle	0.0015 mSv	1/14th CXRs
2-view chest	0.02 mSv	1 CXRs
Anteroposterior and lateral
2-view chest 0.02 ... 200 CXRs Chest ... #PatientInfo #Radiology ... #CT #Nuclear #Comparison ... #Table #Risks #
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
Nodular pattern( ... before the typical cysts ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
6 mSv 2 years CHEST ... ) — Chest 7 mSv ... mSv 6 months - Chest ... #ChestXRay #CXR ... #CT #Nuclear #Comparison
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern ... - Chest Radiology ... #Chest #Radiology ... diagnosis #pulmonary #CXR ... #clinical #CT
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
before the typical cysts ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... #CTChest #Nodular ... #Differential #Comparison
How much radiation is used in paediatric radiology examinations compared to other exposures?

Estimated dose - Days
0.04 mSv 4 days Chest ... mSv 8 months Chest ... #ChestXRay #CXR ... #CT #Nuclear #Comparison ... #Table #Risks #
Pleuroparenchymal Fibroelastosis (PPFE) on Chest CT
47 M with idiopathic pleuroparenchymal fibroelastosis. Typical imaging findings:
- Upper lobe
Fibroelastosis (PPFE) on Chest ... CT 47 M with idiopathic ... Typical imaging ... #radiology #clinical ... #pulmonary #CXR